Q3: The number of primary and secondary turns of a single-phase transformer are 300 and 30, respectively. The secondary coil is connected with a load impedance of 42. Calculate (i) turns ratio, (ii) load impedance referred to the primary, (iii) primary current if the primary coil voltage is 220 V.

Q3: The number of primary and secondary turns of a single-phase transformer are 300 and 30, respectively. The secondary coil is connected with a load impedance of 42. Calculate (i) turns ratio, (ii) load impedance referred to the primary, (iii) primary current if the primary coil voltage is 220 V.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.33P: Consider the three single-phase two-winding transformers shown in Figure 3.37. The high-voltage...

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Q3: The number of primary and secondary turns of a single-phase
transformer are 300 and 30, respectively. The secondary coil is
connected with a load impedance of 42. Calculate
(i) turns ratio,
(ii) load impedance referred to the primary,
(iii) primary current if the primary coil voltage is 220 V.

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